The pci resource bar 2 address is the primary i/o address used by this device. Store it in dev->iobase and remove it from the private data.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com> Cc: Ian Abbott <abbo...@mev.co.uk> Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org> --- drivers/staging/comedi/drivers/cb_pcimdas.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/staging/comedi/drivers/cb_pcimdas.c b/drivers/staging/comedi/drivers/cb_pcimdas.c index c8df680..4312e9b 100644 --- a/drivers/staging/comedi/drivers/cb_pcimdas.c +++ b/drivers/staging/comedi/drivers/cb_pcimdas.c @@ -57,7 +57,6 @@ See http://www.mccdaq.com/PDFs/Manuals/pcim-das1602-16.pdf for more details. /* sizes of io regions (bytes) */ #define BADR0_SIZE 2 /* ?? */ -#define BADR2_SIZE 6 #define BADR3_SIZE 16 /* DAC Offsets */ @@ -137,7 +136,6 @@ struct cb_pcimdas_private { /* base addresses */ unsigned long BADR0; - unsigned long BADR2; unsigned long BADR3; /* Used for AO readback */ @@ -233,7 +231,7 @@ static int cb_pcimdas_attach(struct comedi_device *dev, } devpriv->BADR0 = pci_resource_start(devpriv->pci_dev, 0); - devpriv->BADR2 = pci_resource_start(devpriv->pci_dev, 2); + dev->iobase = pci_resource_start(devpriv->pci_dev, 2); devpriv->BADR3 = pci_resource_start(devpriv->pci_dev, 3); iobase_8255 = pci_resource_start(devpriv->pci_dev, 4); @@ -344,7 +342,7 @@ static int cb_pcimdas_ai_rinsn(struct comedi_device *dev, /* convert n samples */ for (n = 0; n < insn->n; n++) { /* trigger conversion */ - outw(0, devpriv->BADR2 + 0); + outw(0, dev->iobase + 0); #define TIMEOUT 1000 /* typically takes 5 loops on a lightly loaded Pentium 100MHz, */ /* this is likely to be 100 loops on a 2GHz machine, so set 1000 as the limit. */ @@ -360,7 +358,7 @@ static int cb_pcimdas_ai_rinsn(struct comedi_device *dev, return -ETIMEDOUT; } /* read data */ - d = inw(devpriv->BADR2 + 0); + d = inw(dev->iobase + 0); /* mangle the data as necessary */ /* d ^= 1<<(thisboard->ai_bits-1); // 16 bit data from ADC, so no mangle needed. */ @@ -384,10 +382,10 @@ static int cb_pcimdas_ao_winsn(struct comedi_device *dev, for (i = 0; i < insn->n; i++) { switch (chan) { case 0: - outw(data[i] & 0x0FFF, devpriv->BADR2 + DAC0_OFFSET); + outw(data[i] & 0x0FFF, dev->iobase + DAC0_OFFSET); break; case 1: - outw(data[i] & 0x0FFF, devpriv->BADR2 + DAC1_OFFSET); + outw(data[i] & 0x0FFF, dev->iobase + DAC1_OFFSET); break; default: return -1; -- 1.7.11 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
